| Acknowledgements | 第6-7页 |
| Abstract | 第7-8页 |
| 摘要 | 第9-17页 |
| Chapter One Introduction | 第17-23页 |
| 1.1 Background of the study | 第17-21页 |
| 1.1.1 Importance of reading in language acquisition | 第17-18页 |
| 1.1.2 Present situation of English reading teaching in China | 第18-19页 |
| 1.1.3 Present situation of reading comprehension for college students | 第19-20页 |
| 1.1.4 Lexical approach | 第20-21页 |
| 1.2 Purposes of the study | 第21页 |
| 1.3 Organization of the thesis | 第21-23页 |
| Chapter Two Literature Review | 第23-39页 |
| 2.1 Reading Comprehension | 第23-25页 |
| 2.1.1 Definition of reading comprehension | 第23-24页 |
| 2.1.2 Classification of reading activities | 第24-25页 |
| 2.2 Lexical chunks | 第25-31页 |
| 2.2.1 Definition of lexical chunks | 第25-27页 |
| 2.2.2 Classification of lexical chunks | 第27-28页 |
| 2.2.3 Functions of lexical chunks | 第28-31页 |
| 2.2.3.1 The general functions of lexical chunks | 第28-30页 |
| 2.2.3.2 The organizing functions of lexical chunks | 第30-31页 |
| 2.3 Lexical approach | 第31-33页 |
| 2.3.1 Lewis's lexical approach | 第31-32页 |
| 2.3.2 James R. Nattinger and Jeanette S. Decarrico's approach | 第32-33页 |
| 2.4 Major studies on lexical chunks abroad | 第33-35页 |
| 2.5 Major studies on lexical chunks in China | 第35-39页 |
| Chapter Three Research Design and Methodology | 第39-51页 |
| 3.1 Research questions | 第39页 |
| 3.2 Subjects | 第39-40页 |
| 3.3 Instruments | 第40-41页 |
| 3.3.1 Pre-test | 第40页 |
| 3.3.2 Post-test | 第40-41页 |
| 3.3.3 Questionnaires | 第41页 |
| 3.4 Teaching procedures | 第41-51页 |
| 3.4.1 Teaching procedures in the experimental class | 第41-49页 |
| 3.4.1.1 A sample teaching plan of the text-reading in Phase Two | 第42-47页 |
| 3.4.1.2 A sample teaching plan of banked cloze of reading practices | 第47-49页 |
| 3.4.2 Teaching procedures in the control class | 第49-51页 |
| Chapter Four Data Analysis and Discussion | 第51-68页 |
| 4.1 Case processing summary | 第51页 |
| 4.2 Statistical results of Questionnaire I | 第51-54页 |
| 4.3 Statistical results of the pre-test in the CC and EC | 第54-57页 |
| 4.4 Vertical comparison of the subjects' reading achievements | 第57-59页 |
| 4.4.1 The reading achievements before and after the experiment in the CC | 第57-58页 |
| 4.4.2 The reading achievements before and after the experiment in the EC | 第58-59页 |
| 4.5 Horizontal comparison of the subjects' reading achievements in the post-test between the CC and the EC | 第59-62页 |
| 4.5.1 Reading achievements on skimming | 第59-60页 |
| 4.5.2 Reading achievements on banked cloze | 第60-61页 |
| 4.5.3 Reading achievements on general RC | 第61页 |
| 4.5.4 Total reading achievements | 第61-62页 |
| 4.6 Statistical results of Questionnaire Π | 第62-65页 |
| 4.7 Discussion | 第65-68页 |
| Chapter Five Conclusion | 第68-77页 |
| 5.1 Major findings | 第68-73页 |
| 5.2 Pedagogical implications | 第73-75页 |
| 5.3 Limitations | 第75-77页 |
| References | 第77-83页 |
| Appendix Ι | 第83-91页 |
| Appendix Ⅱ | 第91-97页 |
| Appendix Ⅲ | 第97-109页 |
| Published Papers | 第109-110页 |
